| Équations équilibrées la veille |
5 Zn + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + 8 H2O + K2SO4 + 5 ZnSO4
MnSO4 + KBiO3 + HNO3 = KMnO4 + BiONO3 + H2SO4 + KNO3 + H2O =>
2 MnSO4 + 5 KBiO3 + 8 HNO3 = 2 KMnO4 + 5 BiONO3 + 2 H2SO4 + 3 KNO3 + 2 H2O
C6H10O5(s) + O2 = CO2(g) + H2O(g) =>
C6H10O5(s) + 6 O2 = 6 CO2(g) + 5 H2O(g)
bromine + sodiumiodide = sodiumbromide + iodine =>
Br2 + 2 NaI = 2 NaBr + I2
CaCl2(aq) + K3(PO4)(aq) = Ca3(PO4)2 + KCl =>
3 CaCl2(aq) + 2 K3(PO4)(aq) = Ca3(PO4)2 + 6 KCl
HNO3(aq) + CaCO3(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l) =>
2 HNO3(aq) + CaCO3(s) = Ca(NO3)2(aq) + CO2(g) + H2O(l)
K2SO3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O =>
3 K2SO3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 4 H2O
H2(SO4) + Sn = Sn(SO4)2 + H2 =>
2 H2(SO4) + Sn = Sn(SO4)2 + 2 H2
Cr2S3 + NaOH + Cl2O7 = Na2Cr2O7 + Na2SO4 + Cl2 + H2O =>
7 Cr2S3 + 56 NaOH + 15 Cl2O7 = 7 Na2Cr2O7 + 21 Na2SO4 + 15 Cl2 + 28 H2O
K2SO3 + HCl = KCl + SO3 + H2 =>
K2SO3 + 2 HCl = 2 KCl + SO3 + H2
Zn + PdCl2 = ZnCl2 + Pd =>
Zn + PdCl2 = ZnCl2 + Pd
CH3COOHH2O = CH3CO2H3O =>
CH3COOHH2O = CH3CO2H3O
Rb2SO3 + HCl = RbCl + H2O + SO2 =>
Rb2SO3 + 2 HCl = 2 RbCl + H2O + SO2
CaWO4 + HCl = WO3 + CaCl2 + H2O =>
CaWO4 + 2 HCl = WO3 + CaCl2 + H2O
NH3 + NaOH = NaNH2 + H2O =>
NH3 + NaOH = NaNH2 + H2O
RbBr + CaS = Rb2S + CaBr2 =>
2 RbBr + CaS = Rb2S + CaBr2
Al(OH)3 + NaNO3 = Na3[Al(OH)6] + Al(NO3)3 =>
2 Al(OH)3 + 3 NaNO3 = Na3[Al(OH)6] + Al(NO3)3
CH3CH2CH2NH2 + H2O = CH3CH2CH2NH3 + O =>
2 CH3CH2CH2NH2 + H2O = 2 CH3CH2CH2NH3 + O
NaClO + NH3 = N2H4 + H2O + NaCl =>
NaClO + 2 NH3 = N2H4 + H2O + NaCl
KMnO4 + H2SO4 + KNO2 = KNO3 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 KNO2 = 5 KNO3 + 2 MnSO4 + K2SO4 + 3 H2O
Hg(l) + O(g) = HgO(s) =>
Hg(l) + O(g) = HgO(s)
CH3COOH + CHNaO3 = NaCH + H2O + CO2 =>
3 CH3COOH + 4 CHNaO3 = 4 NaCH + 6 H2O + 6 CO2
K2Cr2O7 + KOH = K3 + Cr2O7(OH)2 =>
3 K2Cr2O7 + 6 KOH = 4 K3 + 3 Cr2O7(OH)2
MnO + NaOH = Na2MnO2 + H2O =>
MnO + 2 NaOH = Na2MnO2 + H2O
KMnO4 + H2SO4 + KNO2 = KNO3 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 KNO2 = 5 KNO3 + 2 MnSO4 + K2SO4 + 3 H2O
H2NO2 + I2 = HI + NO2 =>
H2NO2 + I2 = 2 HI + NO2
Ba + N2 = Ba2N3 =>
4 Ba + 3 N2 = 2 Ba2N3
CaBr2 + H2O2 = Ca(OH)2 + Br2 =>
CaBr2 + H2O2 = Ca(OH)2 + Br2
K2S2O3 + HBr = KBr + H2S4O6 + H2 =>
2 K2S2O3 + 4 HBr = 4 KBr + H2S4O6 + H2
C4H8OO2 + CH3OH = C5H10O2 + H2O =>
2 C4H8OO2 + 7 CH3OH = 3 C5H10O2 + 7 H2O
NH4Cl + MnCO3 = NH4CO3 + MnCl =>
NH4Cl + MnCO3 = NH4CO3 + MnCl
Co{2+} + SCN({-}) = Co(SCN)4{2-} =>
Co{2+} + 4 SCN({-}) = Co(SCN)4{2-}
Cu(NO3)2 + Cr = Cr(NO3) + Cu =>
Cu(NO3)2 + 2 Cr = 2 Cr(NO3) + Cu
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
HCI + NaOH = NaCI + H2O =>
HCI + NaOH = NaCI + H2O
ZnS + C = Zn + SC =>
ZnS + C = Zn + SC
Fe2(SO4)3 + Cl = FeCl3 + SO4 =>
Fe2(SO4)3 + 6 Cl = 2 FeCl3 + 3 SO4
NH3 + Na = NaNH2 + H =>
NH3 + Na = NaNH2 + H
F + RbCl2 = Cl + RbF2 =>
2 F + RbCl2 = 2 Cl + RbF2
PH3(g) + O2 = H2O(g) + P4O10 =>
4 PH3(g) + 8 O2 = 6 H2O(g) + P4O10
Al(OH)2Cl + HNO3 = Al(OH)2NO3 + HCl =>
Al(OH)2Cl + HNO3 = Al(OH)2NO3 + HCl
Hg2O + HCI = HgCI + H2O =>
Hg2O + 2 HCI = 2 HgCI + H2O
HNO3 + Al(OH)3 = H2O + Al(NO3)3 =>
3 HNO3 + Al(OH)3 = 3 H2O + Al(NO3)3
Fe + NaBr = Br2 + FeNa3 =>
2 Fe + 6 NaBr = 3 Br2 + 2 FeNa3
SiO2 + BaCl2 = BaSi + ClO =>
SiO2 + BaCl2 = BaSi + 2 ClO
Mn + HCe = MnCe + H =>
Mn + HCe = MnCe + H
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
Ca(NO3)2 + AgBr = AgNO3 + CaBr2 =>
Ca(NO3)2 + 2 AgBr = 2 AgNO3 + CaBr2
CH3CO2H + NaOH = H2O + CHCONa =>
CH3CO2H + NaOH = 2 H2O + CHCONa
HCl + FeH2 = FeCl2 + H2 =>
2 HCl + FeH2 = FeCl2 + 2 H2
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Équations équilibrées sur10/15/24
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